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Finding the Fourth Proportional to 15,097.68, 22,660.92 and 9,265.68

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Solution

The fourth proportional to 15,097.68, 22,660.92 and 9,265.68 is: 13,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097.68 : 22,660.92 = 9,265.68 : x
  2. Step 2: Convert to fraction form
    15,097.68/22,660.92 = 9,265.68/x
  3. Step 3: Cross multiply
    15,097.68x = 22,660.92 × 9,265.68
  4. Step 4: Simplify right side
    15,097.68x = 209,968,833.23
  5. Step 5: Solve for x
    x = 209,968,833.23/15,097.68
  6. Step 6: Final answer
    x = 13,907.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.